같은 기호끼리 연산은 가능한것을 확인함

js4ngu · Sep 13, 2024 · 338d17e · 338d17e
1 parent 096a72b
commit 338d17e
Showing 1 changed file with 10 additions and 10 deletions.
diff --git a/src/test/scala/vfrope/ieee754test.scala b/src/test/scala/vfrope/ieee754test.scala
@@ -49,23 +49,23 @@ class FP32AdderTest extends AnyFlatSpec with ChiselScalatestTester {
             dut.io.a.poke(0x3fc00000.U) // 1.5
             dut.io.b.poke(0x40100000.U) // 2.25
             dut.clock.step()
-            println(s"expected 40700000 : 0x${dut.io.result.peek().litValue.toString(16)}\n\n")
+            println(s"1.5 + 2.25 = expected 40700000 : 0x${dut.io.result.peek().litValue.toString(16)}\n\n") // 얘 통과
 
             // For negative numbers, use BigInt to handle UInt interpretation correctly
             dut.io.a.poke(BigInt("bfc00000", 16).U) // -1.5
             dut.io.b.poke(0x40100000.U) // 2.25
             dut.clock.step()
-            println(s"expected 3f400000 : 0x${dut.io.result.peek().litValue.toString(16)}")
+            println(s"-1.5 + 2.25 = expected 3f400000 : 0x${dut.io.result.peek().litValue.toString(16)}") // 얘 안됨
 
-            // dut.io.a.poke(0x3fc00000.U) // 1.5
-            // dut.io.b.poke(BigInt("c0100000", 16).U) // -2.25
-            // dut.clock.step()
-            // println(s"expected bf400000 : 0x${dut.io.result.peek().litValue.toString(16)}")
+            dut.io.a.poke(0x3fc00000.U) // 1.5
+            dut.io.b.poke(BigInt("c0100000", 16).U) // -2.25
+            dut.clock.step()
+            println(s"1.5 - 2.25 = expected bf400000 : 0x${dut.io.result.peek().litValue.toString(16)}") // 얘 안됨
 
-            // dut.io.a.poke(BigInt("bfc00000", 16).U) // -1.5
-            // dut.io.b.poke(BigInt("c0100000", 16).U) // -2.25
-            // dut.clock.step()
-            // println(s"expected c0700000 : 0x${dut.io.result.peek().litValue.toString(16)}")
+            dut.io.a.poke(BigInt("bfc00000", 16).U) // -1.5
+            dut.io.b.poke(BigInt("c0100000", 16).U) // -2.25
+            dut.clock.step()
+            println(s"-1.5 - 2.25 = expected c0700000 : 0x${dut.io.result.peek().litValue.toString(16)}") //얘도 OK
         }
     }
 }